Gabe and Kylie hunt for lost pirate treasure, hoping to bring tourists to their sleepy Florida town — and save Gabe’s mom’s diner. When they find a precious sapphire, they’re helped by R.A.D.A.R., a clever dog who’s actually a robot! But the mad scientist who invented the treasure-hunting dog wants to steal him back — along with the town’s famous sapphire! Can Gabe and Kylie protect the dog, guard the jewel, and save the town?

Casper van Dien plays Army Sargent Tom Holloway. His partner and best friend is his bomb sniffing dog Conner. They go through a lot together so when Tom is ready to retire he returns home to his family with Conner in tow. Unfortunately his daughter Tara, played by Casper's real life daughter Grace, isn't all that pleased to have a new family member. She really missed her dad for all those years he was away and she naturally wants him all to herself now. Seeing him spending his time with Conner instead fills her with jealousy. Tom can see the anxiety his daughter is experiencing so he decides to take her and Conner on a camping trip to help them bond closer together and possibly even learn a little about teamwork. Unfortunately once in the mountains an unexpected occurrence leads to a danger filled adventure that tests the three campers.

The kids are thrilled that Bernie has come back. But so has their old enemy Winston, who's about to kidnap the talented dolphin. Kevin and Holly must rescue their splashy friend before it's too late.